Pith Number

pith:2MNVPZPY

pith:2019:2MNVPZPYWAB3IAGWK33C32XFEL

not attested not anchored not stored refs pending

Oxygen fractionation in dense molecular clouds

Asunci\'on Fuente, Aurore Bacmann, Evelyne Roueff, Franck Le Petit, Javier R. Goicoechea, Jean-Christophe Loison, J\'erome Pety, Jos\'e Cernicharo, Kevin M. Hickson, Marcelino Ag\`undez, Maryvonne Gerin, Nuria Marcelino, Pablo Riviere-Marichalar, Pierre Gratier, Valentine Wakelam, Viviana Guzman

arxiv:1902.08840 v1 · 2019-02-23 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MNVPZPYWAB3IAGWK33C32XFEL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:51:29.881704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d31b57e5f8b003b400d656f62deae522d81a0a4175b40cd1e73cdb22da4fafc5

Aliases

arxiv: 1902.08840 · arxiv_version: 1902.08840v1 · doi: 10.48550/arxiv.1902.08840 · pith_short_12: 2MNVPZPYWAB3 · pith_short_16: 2MNVPZPYWAB3IAGW · pith_short_8: 2MNVPZPY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2MNVPZPYWAB3IAGWK33C32XFEL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d31b57e5f8b003b400d656f62deae522d81a0a4175b40cd1e73cdb22da4fafc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6a66123bce800716e704d975547d474342006941bf88292da28ec09b576dd3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-23T19:53:07Z",
    "title_canon_sha256": "3a18ca4b455ddeaa9157e5906d56ad4dfddd16bc553f7ab89312b13138364bf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08840",
    "kind": "arxiv",
    "version": 1
  }
}